大约有 47,000 项符合查询结果（耗时：0.0653秒） [XML]
How to match all occurrences of a regex
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Andrew Marshall
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answered Sep 17 '08 at 5:53
JeanJean
2...
How can I make a div stick to the top of the screen once it's been scrolled to?
...ositioning your element as fixed:
.fixedElement {
background-color: #c0c0c0;
position:fixed;
top:0;
width:100%;
z-index:100;
}
Edit: You should have the element with position absolute, once the scroll offset has reached the element, it should be changed to fixed, and the top p...
Create a variable name with “paste” in R?
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edited Apr 1 '11 at 9:00
answered Apr 1 '11 at 8:54
lec...
How I can I lazily read multiple JSON values from a file/stream in Python?
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20
Here's a much, much simpler solution. The secret is to try, fail, and use the information in th...
How to declare a friend assembly?
...:
[assembly:InternalsVisibleTo("Google.ProtocolBuffers.Test,PublicKey="+
"00240000048000009400000006020000002400005253413100040000010001008179f2dd31a648"+
"2a2359dbe33e53701167a888e7c369a9ae3210b64f93861d8a7d286447e58bc167e3d99483beda"+
"72f738140072bb69990bc4f98a21365de2c105e848974a3d210e938b0a561...
Making interface implementations async
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answered Jan 22 '13 at 13:00
svicksvick
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Splitting String with delimiter
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answered May 8 '13 at 21:50
tim_yatestim_yates
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What is the reason for having '//' in Python? [duplicate]
...erands was already a floating point number.
In Python 2.X:
>>> 10/3
3
>>> # to get a floating point number from integer division:
>>> 10.0/3
3.3333333333333335
>>> float(10)/3
3.3333333333333335
In Python 3:
>>> 10/3
3.3333333333333335
>>> 1...
How to get start and end of day in Javascript?
How to get start ( 00:00:00 ) and end ( 23:59:59 ) of today in timestamp ( GMT )? Computer use a local time.
7 Answers
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Pad a number with leading zeros in JavaScript [duplicate]
...a lot of "slick" going on so far:
function pad(n, width, z) {
z = z || '0';
n = n + '';
return n.length >= width ? n : new Array(width - n.length + 1).join(z) + n;
}
When you initialize an array with a number, it creates an array with the length set to that value so that the array appear...